Muzzle brake



FIG. 1 is a bottom, front, left perspective view of a muzzle brake according to the present disclosure.

FIG. 2 is a top, back, right perspective view of the muzzle brake of FIG. 1 .

FIG. 3 is a left side view of the muzzle brake of FIG. 1 .

FIG. 4 is a right side view of the muzzle brake of FIG. 1 .

FIG. 5 is a front view of the muzzle brake of FIG. 1 ; and,

FIG. 6 is a back view of the muzzle brake of FIG. 1 .

The broken lines in the Figures illustrate portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for a muzzle brake, as shown and described. 